9925751712 has 24 divisors (see below), whose sum is σ = 26055098496. Its totient is φ = 3308583872.

The previous prime is 9925751687. The next prime is 9925751723. The reversal of 9925751712 is 2171575299.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51696528 + ... + 51696719.

It is an arithmetic number, because the mean of its divisors is an integer number (1085629104).

Almost surely, 2^9925751712 is an apocalyptic number.

It is an amenable number.

9925751712 is an abundant number, since it is smaller than the sum of its proper divisors (16129346784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9925751712 is a wasteful number, since it uses less digits than its factorization.

9925751712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103393260 (or 103393252 counting only the distinct ones).

The product of its digits is 396900, while the sum is 48.

The square root of 9925751712 is about 99628.0668888040. The cubic root of 9925751712 is about 2149.0893357642.

The spelling of 9925751712 in words is "nine billion, nine hundred twenty-five million, seven hundred fifty-one thousand, seven hundred twelve".